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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Your heart beats over 36 million times a year.
Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.
![Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and](https://biology-forums.com/gallery/47/medium_33_19_02_12_5_44_56_20741573.jpeg)
![Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor](https://biology-forums.com/gallery/47/medium_273287_22_02_15_10_29_17_208012178.jpeg)